Famous for introducing the character of the vampire Count Dracula, Bram Stoker's book tells the story of Dracula's attempt to move from transylvania to England so he may find new blood and spread the undead curse, and the battle between Dracula and a small group of men and women led by Professor Abraham Van Helsing. The novel has been assigned to many literary genres including vampire literature, horror fiction, the gothic novel, and invasion literature. The novel touches on themes such as the role of women in victorian culture, sexual conventions, immigration, colonialism, and post-colonialism. Although stoker did not invent the vampire, he defined its modern form, and the novel has spawned numerous theatrical, film and television interpretations.